Microsoft is now rolling out a new Windows 10 Mobile build 10.0.15215.0 feature2. The new build is currently available for Fast Ring members only. Windows 10 Mobile build 15215.0 comes with minor bug fixes and other improvements. Check out more details below.

Fixed in Windows 10 Mobile Build 10.0.15215.0 feature2

  • Fixed an issue where the Call audio did not move to speaker after removing the headset on some phones.
  • Improved power and performance for apps, such as Fitbit, for pair, connect, sync and notifications.
  • Fixed an issue where notifications would not be mirrored to the user’s PC and Cortana’s cross-device settings would not persist.

Known Issues with Windows 10 Mobile Build 15215

  • The copyright date is incorrect under Settings > System > About. It shows as 2016 when it should be 2017. Thanks to the Windows Insiders that reported this!
  • In some cases, the WeChat app may crash on launch.